package y23.Apr;

public class Triangle {
    public static void main(String[] args) {
        System.out.println("90 度的正弦值:" + Math.sin(Math.PI / 2));
        System.out.println("0度的余弦值:" + Math.cos(0));
        System.out.println("60度的正切值:" + Math.tan(Math.PI / 3));
        System.out.println("1的反正切值:" + Math.atan(1));
        System.out.println(Math.PI);
    }
}
